[Q] Does a rom always icludes a specific kernel? - Android Q&A, Help & Troubleshooting

Hi all,
I want to know if a rom always contains a new kernel and can you change the kernel without changing to another costum rom?

I'm sure most ROMs come with a kernel that is tweaked, at least a little. That doesn't necessarily mean it will support oc/uc. and yes you can flash a kernel, if compatible with you ROM, at your leisure.
there is no spoon.....

Almost all roms come with a kernel of some type, but I feel like I remember seeing a rom a few months ago that didn't come with any kernel, so you had to flash one right after you flashed the rom before booting up (that's what the dev said if I'm remembering right, I didn't flash the rom).
And yes, you can flash any kernel at any time as long as it is compatible with your device/rom.

Well... if the ROM doesn't contain a kernel (that's kind of common) your previous kernel is retained.
This applies specifically to stock-based ROMs

Related

[Q] Which Kernel goes with which ROM?

I've always used which ever Kernel come shipped with the ROM, until FroydVillain 1.5.0 gave the option to download the kernel separately.
I have since learnt that you can pretty much choose any kernel with any ROM as long at its compatible.
What are the rules for this?
How do you know which kernel you can use with which ROM?

[Q] Can I Flash SpeedMod Kernel on my SGS2

Hello
I'm new to this...
I was wondering if I can install the SpeedMod Kernel on my SGS2??
Why this Question:
When I rooted my decive with cf-root and odin I have chosen the Kernel with the same "version" my stock kernel had.​
Now I'm not sure if I can install any sgs2 kernel (in this case SpeedMod) or if the "version" is important.
I think that all SGS2 Phones should have the same hardware so I sould be able to use any Kernel. Is that right?
What do I have to be aware of, when I choose a new kernel?
Thanks
Ditschi
Yes you can, don't worry about it. Versions don't care much after all.
Thanks a lot thought that. I'll flash he kernel tomorow.
But what im interested in:
When you say the version doesn't matter why are there so many versions of cf-root? Is'nt that a lot of extra work? Why not useing only one kernel?
Cheers
Ditschi
That's for people who want to stay as close as possible to stock.
The developers compile their kernel to work with any Samsung or TouchWiz based rom.
CF Root extracts the kernels from the specific rom, adds in the goodies and presents it to us for use to root the respective rom. So basically what you have is the stock kernel with root added among other things
ah ok...
That makes sense. Thanks a Lot for the help

[Q] Rom and Kernel

Hi Im trying to educate my self about android os. Correct me if im wrong but what i understand is kernel is to an engine of a car and rom is to body works of the car. In that sense would i be able to use other roms for a certain kernel or does it need to be a specific rom?
It depends on rom "type"...
Some ones provide compiled modules...
Some other ones need modules build from sources...
Generally into the release notes of any roms, there're those things specified...
If not, in the posts of the release...
In Your question, there isn't the firmware (under kernel and rom).
Why?
Cheers,
M.
some kernel works with more than one rom but maybe u will have problem with your operation functions

[Q] ICS Kernel and backward compatibility

When I717UCLC5 ICS leak first became available, a few hours later several ROMs were developed based on that.
And I recall that initially the ROM included GB Kernel for a very specific reason - to enable easy reflashing of GB ROM if desired.
So I have two questions -
1. Why would the new kernel make it difficult to go back to GB ROM? I though ROMs generally come with a kernel, so in the event of reflash it would be replaced?
2. Now that we have UCLD3 leak I can see new ROMs coming up that include the new kernel without any sighted concern for backward compatibility. So is there any concern over flashing the new kernel (besides the reports of hard bricks that affected other leaked roms but don't appear to apply to our processor)?
Thanks.

Custom Kernel do the job.?

Hi guyz,
I have simple question here..Im using ST15I - unlocked - rooted- with custom kernel and ROM..I want to know that is it possible to flash a custom kernel and the stock rom..?
Is battery life depends on the kernel or the Rom.?
Because every custom ROM which I tested was good...but after few days it gave me problems like getting slow,Force close,freezing touch screen,stuck menu's,..etc.
So I wonder if there any chance to use a stock rom with a custom kernel for better performance..?
tnx
Sure, there is an option to use stock ROM and custom kernel, but they have to be compatible. I'm afraid any of CM kernels will work on stock ROM, but there's plenty of options - Lupus ICS, Extended stock kernel, MESA etc. And yes, battery life depends on kernel. Some of them are battery friendly, some of them not. But in general any custom kernel should work at least the same time as stock one (from my experience).
Bt battery life is also depended on ron, apps,3g, wifi and usage and a bunch of other things and yes depended on kernel too.
Yes stock rom and custom kernel can be done if they are compatible
Regards
-N
Thank you gyz.....

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